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Last modified by Xiaoling on 2025/06/10 09:17
From version 40.1
edited by Ellie Zhang
on 2023/05/06 10:51
Change comment: There is no comment for this version
To version 44.6
edited by Xiaoling
on 2023/05/16 17:49
Change comment: There is no comment for this version

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Author
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1 -XWiki.Ellie
1 +XWiki.Xiaoling
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1 1  (% style="text-align:center" %)
2 -[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="679" width="681"]]
2 +[[image:LHT65N-PIR1.jpg||alt="image-20221206143242-2.png" height="484" width="485"]]
3 3  
4 4  
5 5  
6 6  
7 -
8 -
9 -
10 -
11 11  **Table of Contents：**
12 12  
13 13  {{toc/}}
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17 17  
18 18  
19 19  
20 -
21 -
22 -
23 23  = 1. Introduction =
24 24  
25 25  == 1.1 What is LHT65N-PIR Temperature,Humidity & PIR Sensor ==
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52 52  * External PIR Sensor
53 53  * Tri-color LED to indicate working status(% style="display:none" %)
54 54  
55 -
56 56  == 1.3 Specification ==
57 57  
58 58  
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78 78  * (% class="mark" %)Range: 0-65535 lx
79 79  * (% class="mark" %)Operating Range: -40 °C ~~ 85 °C
80 80  
81 -
82 82  = 2. Connect LHT65N-PIR to IoT Server =
83 83  
84 84  == 2.1 How does LHT65N-PIR work? ==
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115 115  )))
116 116  |(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means LHT65N is in Deep Sleep Mode.
117 117  
118 -
119 119  == 2.3 Example to join LoRaWAN network ==
120 120  
121 121  
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137 137  
138 138  Each LHT65N-PIR is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
139 139  
140 -[[image:image-20230426083533-1.png]]
130 +[[image:image-20230426083533-1.png||height="286" width="616"]]
141 141  
142 142  
143 143  User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
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188 188  
189 189  Example parse in TTNv3
190 190  
191 -[[image:1FPORT=5.png||alt="1675144504430-490.png" height="265" width="1150"]]
181 +[[image:image-20230508151932-1.png]]
192 192  
193 193  **Sensor Model**: For LHT65N-PIR, this value is 0x1A
194 194  
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285 285  * The 8^^th^^ byte: Alarm Bit (if this uplink is from periodically or movement)
286 286  * The 9^^th^^ ~~ 11^^st^^  byte: Movement Detect Count.
287 287  
288 -
289 289  === 2.5.1 Decoder in TTN V3 ===
290 290  
291 291  
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324 324  * BAT status=(0xcba4>>14)&0xFF=11(B)，very good
325 325  * Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
326 326  
327 -
328 328  === 2.5.3 Built-in Temperature ===
329 329  
330 330  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
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335 335  
336 336  * Temperature:  (0xF5C6-65536)/100=-26.18℃
337 337  
338 -
339 339  === 2.5.4 Built-in Humidity ===
340 340  
341 341  [[image:Main.User Manual for LoRaWAN End Nodes.LHT65N-E5 LoRaWAN Temperature_Humidity & Illuminance Sensor User Manual.WebHome@image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
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342 342  
343 343  * Humidity:    0x025C/10=60.4%
344 344  
345 -
346 346  === 2.5.5 Ext value ===
347 347  
348 -==== 2.5.5.1 Ext~=0x0A, PIR Sensor ====
334 +==== 2.5.5.1 Ext~=0x0E, PIR Sensor ====
349 349  
350 -[[image:image-20221224161634-2.png||height="138" width="851"]]
336 +[[image:ext=14.png||alt="image-20221224161634-2.png"]]
351 351  
352 352  
353 353  ==== 2.5.5.2 Ext Value ====
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372 372  )))|(% style="width:211px" %)(((
373 373  (((
374 374  0: Normal Uplink
375 -
376 376  1: Uplink by activity detected
377 377  )))
378 378  )))
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424 424  
425 425  In a normal working state:
426 426  
427 -* For each uplink, the **BLUE LED** or **RED LED** will blink once.
428 -**BLUE LED** when external sensor is connected.
429 -* **RED LED** when external sensor is not connected
430 -* For each success downlink, the PURPLE LED will blink once
412 +* For each uplink, the (% style="color:blue" %)**BLUE LED**(%%) or (% style="color:red" %)**RED LED**(%%) will blink once.
413 +(% style="color:blue" %)**BLUE LED**(%%) when external sensor is connected.
414 +* (% style="color:red" %)**RED LED**(%%) when external sensor is not connected
415 +* For each success downlink, the (% style="color:purple" %)**PURPLE LED**(%%) will blink once
431 431  
432 -
433 433  == 2.8 installation ==
434 434  
435 435  
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444 444  (% style="color:red" %)**Notice: PIR can only detect motion activity, not to use to detect static people case.**
445 445  
446 446  * 1. PIR Motion Detector should not be installed near the Air conditioner places where with cold wind or hot wind flow, because PIR motion detector is sensitive with the temperature changes of the environment. Environment changes quickly will cause a false alarm.
431 +
447 447  * 2. PIR should not be installed facing the glass window, facing glass window will be interfered by the outside sunlight and moving objects (people or vehicle). The infrared energy can penetrate the glass window.
433 +
448 448  * 3. PIR should not be installed facing the moving objects or background changing objects, movement object will cause airflow change, it may cause false alarm.
435 +
449 449  * 4. Between the detection range of PIR Motion detector, there is should be less objects.  Many objects may reduce the sensitive of detection range.
437 +
450 450  * 5. Do not install more than one (2 or above) Wireless PIR in the same detection space (like at the same room).
451 451  
452 -
453 453  = 3. Sensors and Accessories =
454 454  
455 455  == 3.1 E2 Extension Cable ==
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478 478  LHT65N-PIR supports below configure method:
479 479  
480 480  * AT Command via UART Connection : See [[FAQ>>||anchor="H7.FAQ"]].
468 +
481 481  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>url:http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
482 482  
483 -
484 484  == 4.2 General Commands ==
485 485  
486 486  
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522 522  
523 523  * **Example 2**: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
524 524  
525 -
526 526  === 4.3.2 Get Device Status ===
527 527  
528 528  
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577 577  
578 578  * There is no downlink command to set to Sleep mode.
579 579  
580 -
581 581  === 4.3.5 Set UOA (Uplink on Activity) ===
582 582  
583 583  
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619 619  * (Recommanded way) OTA firmware update via wireless: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20OTA%20Update%20for%20Sensors/]]
620 620  * Update through UART TTL interface. **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
621 621  
622 -
623 623  = 7. FAQ =
624 624  
625 625  == 7.1 How to use AT Command? ==
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745 745  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**IN865**(%%): LoRaWAN IN865 band
746 746  * (% style="color:#4f81bd" %)** **(% _mstmutation="1" style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
747 747  
748 -
749 749  = 9. Packing Info =
750 750  
751 751  
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758 758  * Device Size:  10 x 10 x 3.5 mm
759 759  * Device Weight: 120.5g
760 760  
761 -
762 762  = 10. Reference material =
763 763  
764 764  
765 765  * [[Datasheet, photos, decoder, firmware>>https://www.dropbox.com/sh/una19zsni308dme/AACOKp6J2RF5TMlKWT5zU3RTa?dl=0]]
766 766  
767 -
768 768  = 11. FCC Warning =
769 769  
770 770  
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